Polak, P. (2008). Out of poverty: What works when traditional approaches fail. Berrett-Koehler.
Cita Chicago Style (17a ed.)Polak, Paul. Out of Poverty: What Works When Traditional Approaches Fail. San Francisco, Calif.: Berrett-Koehler, 2008.
Cita MLA (8a ed.)Polak, Paul. Out of Poverty: What Works When Traditional Approaches Fail. Berrett-Koehler, 2008.
Precaución: Estas citas no son 100% exactas.